panel/lcd-olinuxino: Use refcounted allocation in place of devm_kzalloc()

Move to using the new API devm_drm_panel_alloc() to allocate the
panel.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Anusha Srivatsa <asrivats@redhat.com>
Link: https://lore.kernel.org/r/20250520-drivers-mass-convert-part2-v3-29-f7ae7b723c68@redhat.com
Signed-off-by: Maxime Ripard <mripard@kernel.org>

diff --git a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
index 94ae8c8270b8fbdf47009dac6232ddf6885c2369..66f99982f360fe4445b0c0cbc1e57c4db4be5eda 100644 (file)
--- a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
+++ b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
@@ -175,9 +175,11 @@ static int lcd_olinuxino_probe(struct i2c_client *client)
                                     I2C_FUNC_SMBUS_READ_I2C_BLOCK))
                return -ENODEV;
 
-       lcd = devm_kzalloc(dev, sizeof(*lcd), GFP_KERNEL);
-       if (!lcd)
-               return -ENOMEM;
+       lcd = devm_drm_panel_alloc(dev, struct lcd_olinuxino, panel,
+                                  &lcd_olinuxino_funcs,
+                                  DRM_MODE_CONNECTOR_DPI);
+       if (IS_ERR(lcd))
+               return PTR_ERR(lcd);
 
        i2c_set_clientdata(client, lcd);
        lcd->dev = dev;
@@ -234,9 +236,6 @@ static int lcd_olinuxino_probe(struct i2c_client *client)
        if (IS_ERR(lcd->enable_gpio))
                return PTR_ERR(lcd->enable_gpio);
 
-       drm_panel_init(&lcd->panel, dev, &lcd_olinuxino_funcs,
-                      DRM_MODE_CONNECTOR_DPI);
-
        ret = drm_panel_of_backlight(&lcd->panel);
        if (ret)
                return ret;